Wega Mininova, Instructions Manual

Page: 77 / 126

Summary
1. TECHNICAL CHARACTERISTICS ................................................................page 76
2. INTERNAL COMPONENTS ........................................................................page 78
3. TECHNICAL DATA .....................................................................................page 79
4. PREPARATION OF THE MACHINE ............................................................page 79
5. MACHINE INSTALLATION .........................................................................page 80
5.1 POSITIONING
....................................................................................page 81
5.2 AWATER SUPPLY (model connected to water mains)
................................page 81
5.3 WATER SUPPLY (model with internal tank)
.............................................page 82
5.4 ELECTRICAL CONNECTION
...................................................................page 82
5.5 TURNING THE MACHINE ON
.................................................................page 83
6. AUTOMATIC WATER ENTRY (A.E.A.) ........................................................page 83
7. BOILER
....................................................................................................page 84
8. DELIVERY GROUP ....................................................................................page 84
9. CHECKING BOILER TEMPERATURE/PRESSURE .......................................page 85
10. VOLUMETRIC DOSING DEVICE .................................................................page 85
11. PUMPING SYSTEM ...................................................................................page 85
12. VALVE GROUP .........................................................................................page 86
12.1 NEGATIVE PRESSURE VALVE
...............................................................page 86
12.2 SAFETY OR PRESSURE RELIEF VALVE
...................................................page 86
12.3 EXPANSION - NON-RETURN VALVE
.......................................................page 86
12.4 BY-PASS VALVE
.................................................................................page 86
13. ELECTRONIC CONTROL UNIT ...................................................................page 86
14. CLEANING
................................................................................................page 87
15. CHECKS and MAINTENANCE ....................................................................page 88
16. MALFUNCTIONS and RELATIVE SOLUTIONS ............................................page 89
17. LIST OF HAZARDS ...................................................................................page 92
18. ELECTRICAL DIAGRAM .............................................................................page 93
18.1 Electrical diagram version EMA - EPU
...................................................page 93
18.2 Electrical diagram version EVD
............................................................page 94
19. HYDRAULIC CIRCUIT .................................................................................page 95
english